400=-w^2+30W

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Solution for 400=-w^2+30W equation:


Simplifying
400 = -1w2 + 30W

Reorder the terms:
400 = 30W + -1w2

Solving
400 = 30W + -1w2

Solving for variable 'W'.

Move all terms containing W to the left, all other terms to the right.

Add '-30W' to each side of the equation.
400 + -30W = 30W + -30W + -1w2

Combine like terms: 30W + -30W = 0
400 + -30W = 0 + -1w2
400 + -30W = -1w2

Add '-400' to each side of the equation.
400 + -400 + -30W = -400 + -1w2

Combine like terms: 400 + -400 = 0
0 + -30W = -400 + -1w2
-30W = -400 + -1w2

Divide each side by '-30'.
W = 13.33333333 + 0.03333333333w2

Simplifying
W = 13.33333333 + 0.03333333333w2

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